As already pointed out, you're mixing up messages/quotes there.
Still - it does remind me of one thought I've often had. The idea of America, their self image to a certain extent, is certainly one to be admired. S'just a damned shame they've consistently failed to live up to it, but I suppose they're far from alone in that.
"All men are created equal" - penned during a period when slavery was legal and commonplace